* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none !important;
  }

html,
body,
#app {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  font-family: Arial, Microsoft YaHei, SimSun, sans-serif;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  font-size: 14px;
  overflow: hidden;
  position: relative;
}
